YOU SAID:

Let us go shopping baby

INTO JAPANESE

私たちは買い物の赤ちゃんに行きましょう

BACK INTO ENGLISH

We'll go shopping baby.

INTO JAPANESE

私たちは赤ちゃんを買い物に行くつもりです。

BACK INTO ENGLISH

We are going to go shopping for the baby.

INTO JAPANESE

私たちは赤ちゃんのために買い物に行くつもりです。

BACK INTO ENGLISH

We are going to go shopping for the baby.